Subtract -4 from 8 to get X^4
Answer:
C.
Step-by-step explanation:
Recall that:

For this particular question, you just have to look for the radical containing a negative sign under the square root i.e a negative radicand.
That will be option C.
This is given as

This can be rewritten to reveal the complex part as:

Therefore the correct answer us option C
Answer:
Enjoy, Glad i could help
Step-by-step explanation:
Answer:
P = 14.9
Step-by-step explanation:
i used distance formula:
d = √(difference of y-values, squared, + difference of x-values, squared)
distance from (-2,1) and (2,4):
= 5
distance from (-2,1) and (-1,-2): 
distance from (-1,-2) and (2,4):
= 3
P = 5 +
+ 3
≈ 14.9